Eroare de compilare: main.cpp: In function 'int main()': main.cpp:9:2: error: 'cout' was not declared in this scope cout<<"scrie un numar aici : "<<endl; ^~~~ main.cpp:9:2: note: suggested alternative: In file included from main.cpp:1:0: /usr/include/c++/6/iostream:61:18: note: 'std::cout' extern ostream cout; /// Linked to standard output ^~~~ main.cpp:9:34: error: 'endl' was not declared in this scope cout<<"scrie un numar aici : "<<endl; ^~~~ main.cpp:9:34: note: suggested alternative: In file included from /usr/include/c++/6/iostream:39:0, from main.cpp:1: /usr/include/c++/6/ostream:590:5: note: 'std::endl' endl(basic_ostream<_CharT, _Traits>& __os) ^~~~ main.cpp:10:2: error: 'cin' was not declared in this scope cin>>a; ^~~ main.cpp:10:2: note: suggested alternative: In file included from main.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: 'std::cin' extern istream cin; /// Linked to standard input ^~~ Non zero exit status: 1